Patents by Inventor Devang Umesh Khariwala

Devang Umesh Khariwala has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Building boards with increased surface strength
    Patent number: 11878486
    Abstract: Disclosed is a building board construction with increased surface strength. More specifically, increased nail pull strength is achieved via the application of an external surface coating. The surface coating is ideally applied to a paper faced gypsum building board. In one possible embodiment, the coating is formed from a water soluble polymer.
    Type: Grant
    Filed: September 6, 2022
    Date of Patent: January 23, 2024
    Assignee: CertainTeed Gypsum, Inc.
    Inventors: Robin Daniel Fisher, Devang Umesh Khariwala, Jeffrey Hamilton Peet, Peter Mayer
  • BUILDING BOARDS WITH INCREASED SURFACE STRENGTH
    Publication number: 20220410531
    Abstract: Disclosed is a building board construction with increased surface strength. More specifically, increased nail pull strength is achieved via the application of an external surface coating. The surface coating is ideally applied to a paper faced gypsum building board. In one possible embodiment, the coating is formed from a water soluble polymer.
    Type: Application
    Filed: September 6, 2022
    Publication date: December 29, 2022
    Inventors: Robin Daniel Fisher, Devang Umesh Khariwala, Jeffrey Hamilton Peet, Peter Mayer
  • Building boards with increased surface strength
    Patent number: 11433645
    Abstract: Disclosed is a building board construction with increased surface strength. More specifically, increased nail pull strength is achieved via the application of an external surface coating. The surface coating is ideally applied to a paper faced gypsum building board. In one possible embodiment, the coating is formed from a water soluble polymer.
    Type: Grant
    Filed: December 29, 2014
    Date of Patent: September 6, 2022
    Assignee: Saint-Gobain Placo SAS
    Inventors: Robin Daniel Fisher, Devang Umesh Khariwala, Jeffrey Hamilton Peet, Peter Mayer
  • Building Boards with Increased Surface Strength
    Publication number: 20150184385
    Abstract: Disclosed is a building board construction with increased surface strength. More specifically, increased nail pull strength is achieved via the application of an external surface coating. The surface coating is ideally applied to a paper faced gypsum building board. In one possible embodiment, the coating is formed from a water soluble polymer.
    Type: Application
    Filed: December 30, 2013
    Publication date: July 2, 2015
    Applicant: SAINT-GOBAIN PLACO SAS
    Inventors: Robin Daniel Fisher, Devang Umesh Khariwala, Jeffrey Hamilton Peet, Peter Mayer
  • Non-Uniform Coatings for Building Boards
    Publication number: 20150184386
    Abstract: Disclosed is a building board construction with increased surface strength. More specifically, increased nail pull strength is achieved via the application of an external surface coating. The surface coating is ideally applied to a paper faced gypsum building board. In one possible embodiment, the coating is formed from a water soluble polymer.
    Type: Application
    Filed: December 30, 2013
    Publication date: July 2, 2015
    Applicant: SAINT-GOBAIN PLACO SAS
    Inventors: Robin Daniel Fisher, Devang Umesh Khariwala, Jeffrey Hamilton Peet, Peter Mayer
  • Building Boards with Increased Surface Strength
    Publication number: 20150184387
    Abstract: Disclosed is a building board construction with increased surface strength. More specifically, increased nail pull strength is achieved via the application of an external surface coating. The surface coating is ideally applied to a paper faced gypsum building board. In one possible embodiment, the coating is formed from a water soluble polymer.
    Type: Application
    Filed: December 29, 2014
    Publication date: July 2, 2015
    Inventors: Robin Daniel Fisher, Devang Umesh Khariwala, Jeffrey Hamilton Peet, Peter Mayer